The news shocked the whole nation ____a strong earthquake hit Yushu on Apr.14, 2010.
They use computers to keep the traffic _____ smoothly.
If you leave the club, you will not be _____ back in .
What I need is _____ book that contains _____ ABC of oil painting.()
Jenny nearly missed the flightdoing too much shopping.
The CDs are on sale! Buy one and you get_____ completely free.